Dale Earnhardt, Jr.

Dale Earnhardt Jr., driver of the #88 National Guard Chevrolet, looks on during practice for the NASCAR Sprint Cup Series AdvoCare 500 at Phoenix International Raceway on Nov. 9, 2013.

Dale Earnhardt Jr., driver of the #88 National Guard Chevrolet, looks on during practice for the NASCAR Sprint Cup Series AdvoCare 500 at Phoenix International Raceway on Nov. 9, 2013. (Todd Warshaw / Getty Images)

Dale Earnhardt Jr., driver of the #88 National Guard Chevrolet, looks on during practice for the NASCAR Sprint Cup Series AdvoCare 500 at Phoenix International Raceway on Nov. 9, 2013.Todd Warshaw / Getty Images